|Other names||Oh Se-Rim|
|Rank||former president of KHF,
|Notable relatives||Kwon Tae-Man (fellow)|
|Notable club(s)||Korea Hapkido Federation (KHF)|
|Notable school(s)||Sung Moo Kwan,
An Moo Kwan
|Revised Romanization||O Se-Rim|
Oh began his study of hapkido at Ji Han-Jae (Hangul: 지한재)'s first hapki yukwonsool school, the An Moo Kwan (Hangul: 안무관) in Andong, Gyeongsangbuk-do. Fellow students were Kwon Tae-Man (Hangul: 권태만), and Yoo Young-Woo (Hangul: 유영우).
He continued training at Majang, Seongdong, Seoul in 1957. Who were joining Oh at that time, were also early hapkido practitioners Hwang Deok-Kyoo (Hangul: 황덕규; latter day president of the Korea Hapkido Association), Kim Yong-Jin (Hangul: 김용진; founder of the Ulji Kwan), Kang Jong-Soo (Hangul: 강종수), Kim Yong-Whan and Lee Tae-Joon.
Oh Se-Lim was elected the president of the Korea Hapkido Association in 1980. By 1983 Oh Se-Lim, with political problems and many of the original founding members of the Korea Hapkido Association departing (Ji Han-Jae, Myung Jae-Nam), renamed the association by the name first used by the organization he had first been a part of with Master Ji, the Dae Han Hapkido Hyub Hoe (Hangul: 대한 합기도 협회), with a new preferred English rendering; the Korea Hapkido Federation (KHF). Master Oh resigned the position of the president of the KHF, that was succeeded by Kim Jong-Yoon (Hangul: 김종윤) in 2008.
- Kim, He-Young. Hapkido II. Andrew Jackson Press, Baton Rouge, Louisiana 1994.